<template>
  <div class="bottom-view">

    <div class="view">
      <el-card shadow="hover">
        <template v-slot:header>
          <div class="title-wrapper">关键字搜索</div>
        </template>
        <template>
          <div class="chart-wrapper">
            <div class="chart-inner">
              <div class="chart">
                <div class="chart-title">搜索用户数</div>
                <div class="chart-data">93,634</div>
                <v-chart :options="searchUserOption"></v-chart>
              </div>
              <div class="chart">
                <div class="chart-title">搜索量</div>
                <div class="chart-data">198，782</div>
                <v-chart :options="searchUserOption"></v-chart>
              </div>
            </div>
            <div class="table-wrapper">
              <el-table :data="tableData">
                <el-table-column prop="rank" label="排名" width="180"/>
                <el-table-column prop="keyword" label="关键词" width="180"/>
                <el-table-column prop="count" label="总搜索量"/>
                <el-table-column prop="range" label="搜索用户数"/>
              </el-table>
              <el-pagination
                layout="prev,pager,next"
                :total="100"
                :page-size="4"
                background
                @current-change="onPageChange"
              />
            </div>
          </div>
        </template>
      </el-card>
    </div>

    <div class="view">
      <el-card shadow="hover">
        <template v-slot:header>
          <div class="title-wrapper">
            <div class="title">分类销售排行</div>
            <div class="radio-wrapper">
              <el-radio-group v-model="radioSelect" size="small">
                <el-radio-button label="品类"></el-radio-button>
                <el-radio-button label="商品"></el-radio-button>
              </el-radio-group>
            </div>
          </div>
        </template>
        <template>
          <div class="chart-wrapper">
            <v-chart :options="categoryOption"></v-chart>
          </div>
        </template>
      </el-card>
    </div>

  </div>
</template>

<script>
  export default {
    name: 'index',
    data() {
      return {
        searchUserOption: {
          xAxis: {
            type: 'category',
            boundaryGap: false
          },
          yAxis: {
            show: false,
            min: 0,
            max: 300
          },
          series: [{
            type: 'line',
            data: [100, 150, 200, 250, 100, 150, 50, 250, 100, 150],
            areaStyle: {
              color: 'rgba(95,187,255,.5)'
            },
            lineStyle: {
              color: 'rgb(95,187,255)'
            },
            itemStyle: {
              opacity: 0
            },
            smooth: true
          }],
          grid: {
            top: 0,
            right: 0,
            bottom: 0,
            left: 0
          }
        },
        tableData: [
          {
            id: 1,
            rank: 1,
            keyword: '北京',
            count: 100,
            users: 90,
            range: '90%'
          },
          {
            id: 2,
            rank: 2,
            keyword: '北京',
            count: 100,
            users: 90,
            range: '90%'
          },
          {
            id: 3,
            rank: 3,
            keyword: '北京',
            count: 100,
            users: 90,
            range: '90%'
          },
          {
            id: 4,
            rank: 4,
            keyword: '北京',
            count: 100,
            users: 90,
            range: '90%'
          }
        ],
        radioSelect: '品类',
        categoryOption: {}
      }
    },
    methods: {
      onPageChange(page) {
        console.log(page)
      },
      renderPirChart() {
        const mockData = [
          {
            legendName: '粉面粥店',
            value: 67,
            percent: '15.40',
            itemStyle: {
              color: '#e7e702'
            },
            name: '粉面粥店 | 15.40%'
          },
          {
            legendName: '简餐便当',
            value: 97,
            percent: '22.30',
            itemStyle: {
              color: '#8d7fec'
            },
            name: '简餐便当 | 22.30%'
          },
          {
            legendName: '汉堡披萨',
            value: 92,
            percent: '21.12',
            itemStyle: {
              color: '#5085f2'
            },
            name: '汉堡披萨 | 21.12%'
          }
        ]
        this.categoryOption = {
          title: [
            {
              text: '品类分布',
              textStyle: {
                fontSize: 14,
                color: '#666'
              },
              left: 20,
              top: 20
            },
            {
              text: '累计订单量',
              subtext: '320',
              textAlign: 'center',
              x: '34.5%',
              y: '42.5%',
              textStyle: {
                fontSize: 14,
                color: '#999'
              },
              subtextStyle: {
                fontSize: 28,
                color: '#333'
              }
            }
          ],
          series: [{
            name: '品类分布',
            type: 'pie',
            data: mockData,
            label: {
              normal: {
                show: true,
                position: 'outter',
                formatter: function (params) {
                  return `${params.data.legendName} | ${params.data.percent}`
                }
              }
            },
            center: ['35%', '50%'],
            radius: ['45%', '60%'],
            labelLine: {
              normal: {
                length: 5,
                length2: 3,
                smooth: true
              }
            },
            clockWise: false,
            itemStyle: {
              borderWidth: 4,
              borderColor: '#fff'
            }
          }],
          legend: {
            type: 'scroll',
            orient: 'vertical',
            height: 250,
            left: '70%',
            top: 'middle',
            textStyle: {
              color: "#8c8c8c"
            }
          },
          tooltip: {
            trigger: 'item',
            formatter: function (params) {
              const str = params.seriesName +
                '<br />' +
                params.marker + params.data.legendName + '<br />' +
                '数量：' + params.data.value + '<br />' +
                '占比' + params.data.percent + '%'
              return str
            }
          }
        }
      }
    },
    mounted() {
      this.renderPirChart()
    }
  }
</script>

<style lang="scss" scoped>

  .bottom-view {
    display: flex;
    margin-top: 20px;

    .view {
      flex: 1;
      width: 50%;
      box-sizing: border-box;

      &:first-child {
        padding: 0 10px 0 0;
      }

      &:last-child {
        padding: 0 0 0 10px;
      }

      .title-wrapper {
        display: flex;
        align-items: center;
        height: 60px;
        box-sizing: border-box;
        border-bottom: 1px solid #eeeeee;
        font-size: 14px;
        font-weight: 500;
        padding: 0 0 0 20px;

        .radio-wrapper {
          flex: 1;
          display: flex;
          justify-content: flex-end;
          padding-right: 20px;
        }
      }

      .chart-wrapper {
        display: flex;
        flex-direction: column;
        height: 452px;

        .chart-inner {
          display: flex;
          padding: 0 10px;
          margin-top: 20px;

          .chart {
            flex: 1;
            padding: 0 10px;

            .chart-title {
              color: #999999;
              font-size: 14px;
            }

            .chart-data {
              font-size: 22px;
              color: #333333;
              font-weight: 500;
              letter-spacing: 2px;
            }

            .echarts {
              height: 50px;
            }
          }
        }

        .table-wrapper {
          flex: 1;
          margin-top: 20px;
          padding: 0 20px 20px;

          .el-pagination {
            display: flex;
            justify-content: flex-end;
            margin-top: 15px;
          }
        }
      }
    }
  }
</style>
